The Collaborative International Dictionary of English v.0.48:

Alose \A"lose\, n. [F., fr. L. alosa or alausa.] (Zool.)
   The European shad (Alosa alosa formerly Clupea alosa); --
   called also allice shad or allis shad. The name is
   sometimes applied to the American shad (Alosa sapidissima
   formerly Clupea sapidissima). See Shad.
   [1913 Webster] Alouatta

WordNet (r) 3.0 (2006):

allis shad
    n 1: European shad [syn: allice shad, allis shad, allice,
         allis, Alosa alosa]